src/lib/openjp2/openjpeg.c

   1 /*
   2  * The copyright in this software is being made available under the 2-clauses
   3  * BSD License, included below. This software may be subject to other third
   4  * party and contributor rights, including patent rights, and no such rights
   5  * are granted under this license.
   6  *
   7  * Copyright (c) 2005, Herve Drolon, FreeImage Team
   8  * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
   9  * Copyright (c) 2012, CS Systemes d'Information, France
  10  * All rights reserved.
  11  *
  12  * Redistribution and use in source and binary forms, with or without
  13  * modification, are permitted provided that the following conditions
  14  * are met:
  15  * 1. Redistributions of source code must retain the above copyright
  16  *    notice, this list of conditions and the following disclaimer.
  17  * 2. Redistributions in binary form must reproduce the above copyright
  18  *    notice, this list of conditions and the following disclaimer in the
  19  *    documentation and/or other materials provided with the distribution.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
  22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  31  * POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #ifdef _WIN32
  35 #include <windows.h>
  36 #endif /* _WIN32 */
  37
  38 #include "opj_includes.h"
  39
  40
  41 /* ---------------------------------------------------------------------- */
  42 /* Functions to set the message handlers */
  43
  44 OPJ_BOOL OPJ_CALLCONV opj_set_info_handler(opj_codec_t * p_codec,
  45         opj_msg_callback p_callback,
  46         void * p_user_data)
  47 {
  48     opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
  49     if (! l_codec) {
  50         return OPJ_FALSE;
  51     }
  52
  53     l_codec->m_event_mgr.info_handler = p_callback;
  54     l_codec->m_event_mgr.m_info_data = p_user_data;
  55
  56     return OPJ_TRUE;
  57 }
  58
  59 OPJ_BOOL OPJ_CALLCONV opj_set_warning_handler(opj_codec_t * p_codec,
  60         opj_msg_callback p_callback,
  61         void * p_user_data)
  62 {
  63     opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
  64     if (! l_codec) {
  65         return OPJ_FALSE;
  66     }
  67
  68     l_codec->m_event_mgr.warning_handler = p_callback;
  69     l_codec->m_event_mgr.m_warning_data = p_user_data;
  70
  71     return OPJ_TRUE;
  72 }
  73
  74 OPJ_BOOL OPJ_CALLCONV opj_set_error_handler(opj_codec_t * p_codec,
  75         opj_msg_callback p_callback,
  76         void * p_user_data)
  77 {
  78     opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
  79     if (! l_codec) {
  80         return OPJ_FALSE;
  81     }
  82
  83     l_codec->m_event_mgr.error_handler = p_callback;
  84     l_codec->m_event_mgr.m_error_data = p_user_data;
  85
  86     return OPJ_TRUE;
  87 }
  88
  89 /* ---------------------------------------------------------------------- */
  90
  91 static OPJ_SIZE_T opj_read_from_file(void * p_buffer, OPJ_SIZE_T p_nb_bytes,
  92                                      FILE * p_file)
  93 {
  94     OPJ_SIZE_T l_nb_read = fread(p_buffer, 1, p_nb_bytes, p_file);
  95     return l_nb_read ? l_nb_read : (OPJ_SIZE_T) - 1;
  96 }
  97
  98 static OPJ_UINT64 opj_get_data_length_from_file(FILE * p_file)
  99 {
 100     OPJ_OFF_T file_length = 0;
 101
 102     OPJ_FSEEK(p_file, 0, SEEK_END);
 103     file_length = (OPJ_OFF_T)OPJ_FTELL(p_file);
 104     OPJ_FSEEK(p_file, 0, SEEK_SET);
 105
 106     return (OPJ_UINT64)file_length;
 107 }
 108
 109 static OPJ_SIZE_T opj_write_from_file(void * p_buffer, OPJ_SIZE_T p_nb_bytes,
 110                                       FILE * p_file)
 111 {
 112     return fwrite(p_buffer, 1, p_nb_bytes, p_file);
 113 }
 114
 115 static OPJ_OFF_T opj_skip_from_file(OPJ_OFF_T p_nb_bytes, FILE * p_user_data)
 116 {
 117     if (OPJ_FSEEK(p_user_data, p_nb_bytes, SEEK_CUR)) {
 118         return -1;
 119     }
 120
 121     return p_nb_bytes;
 122 }
 123
 124 static OPJ_BOOL opj_seek_from_file(OPJ_OFF_T p_nb_bytes, FILE * p_user_data)
 125 {
 126     if (OPJ_FSEEK(p_user_data, p_nb_bytes, SEEK_SET)) {
 127         return OPJ_FALSE;
 128     }
 129
 130     return OPJ_TRUE;
 131 }
 132
 133 /* ---------------------------------------------------------------------- */
 134 #ifdef _WIN32
 135 #ifndef OPJ_STATIC
 136 BOOL APIENTRY
 137 DllMain(HINSTANCE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
 138 {
 139
 140     OPJ_ARG_NOT_USED(lpReserved);
 141     OPJ_ARG_NOT_USED(hModule);
 142
 143     switch (ul_reason_for_call) {
 144     case DLL_PROCESS_ATTACH :
 145         break;
 146     case DLL_PROCESS_DETACH :
 147         break;
 148     case DLL_THREAD_ATTACH :
 149     case DLL_THREAD_DETACH :
 150         break;
 151     }
 152
 153     return TRUE;
 154 }
 155 #endif /* OPJ_STATIC */
 156 #endif /* _WIN32 */
 157
 158 /* ---------------------------------------------------------------------- */
 159
 160 const char* OPJ_CALLCONV opj_version(void)
 161 {
 162     return OPJ_PACKAGE_VERSION;
 163 }
 164
 165 /* ---------------------------------------------------------------------- */
 166 /* DECOMPRESSION FUNCTIONS*/
 167
 168 opj_codec_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT p_format)
 169 {
 170     opj_codec_private_t *l_codec = 00;
 171
 172     l_codec = (opj_codec_private_t*) opj_calloc(1, sizeof(opj_codec_private_t));
 173     if (!l_codec) {
 174         return 00;
 175     }
 176
 177     l_codec->is_decompressor = 1;
 178
 179     switch (p_format) {
 180     case OPJ_CODEC_J2K:
 181         l_codec->opj_dump_codec = (void (*)(void*, OPJ_INT32, FILE*)) j2k_dump;
 182
 183         l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*)(
 184                                            void*)) j2k_get_cstr_info;
 185
 186         l_codec->opj_get_codec_index = (opj_codestream_index_t* (*)(
 187                                             void*)) j2k_get_cstr_index;
 188
 189         l_codec->m_codec_data.m_decompression.opj_decode =
 190             (OPJ_BOOL(*)(void *,
 191                          struct opj_stream_private *,
 192                          opj_image_t*, struct opj_event_mgr *)) opj_j2k_decode;
 193
 194         l_codec->m_codec_data.m_decompression.opj_end_decompress =
 195             (OPJ_BOOL(*)(void *,
 196                          struct opj_stream_private *,
 197                          struct opj_event_mgr *)) opj_j2k_end_decompress;
 198
 199         l_codec->m_codec_data.m_decompression.opj_read_header =
 200             (OPJ_BOOL(*)(struct opj_stream_private *,
 201                          void *,
 202                          opj_image_t **,
 203                          struct opj_event_mgr *)) opj_j2k_read_header;
 204
 205         l_codec->m_codec_data.m_decompression.opj_destroy =
 206             (void (*)(void *))opj_j2k_destroy;
 207
 208         l_codec->m_codec_data.m_decompression.opj_setup_decoder =
 209             (void (*)(void *, opj_dparameters_t *)) opj_j2k_setup_decoder;
 210
 211         l_codec->m_codec_data.m_decompression.opj_read_tile_header =
 212             (OPJ_BOOL(*)(void *,
 213                          OPJ_UINT32*,
 214                          OPJ_UINT32*,
 215                          OPJ_INT32*, OPJ_INT32*,
 216                          OPJ_INT32*, OPJ_INT32*,
 217                          OPJ_UINT32*,
 218                          OPJ_BOOL*,
 219                          struct opj_stream_private *,
 220                          struct opj_event_mgr *)) opj_j2k_read_tile_header;
 221
 222         l_codec->m_codec_data.m_decompression.opj_decode_tile_data =
 223             (OPJ_BOOL(*)(void *,
 224                          OPJ_UINT32,
 225                          OPJ_BYTE*,
 226                          OPJ_UINT32,
 227                          struct opj_stream_private *,
 228                          struct opj_event_mgr *)) opj_j2k_decode_tile;
 229
 230         l_codec->m_codec_data.m_decompression.opj_set_decode_area =
 231             (OPJ_BOOL(*)(void *,
 232                          opj_image_t*,
 233                          OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32,
 234                          struct opj_event_mgr *)) opj_j2k_set_decode_area;
 235
 236         l_codec->m_codec_data.m_decompression.opj_get_decoded_tile =
 237             (OPJ_BOOL(*)(void *p_codec,
 238                          opj_stream_private_t *p_cio,
 239                          opj_image_t *p_image,
 240                          struct opj_event_mgr * p_manager,
 241                          OPJ_UINT32 tile_index)) opj_j2k_get_tile;
 242
 243         l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor =
 244             (OPJ_BOOL(*)(void * p_codec,
 245                          OPJ_UINT32 res_factor,
 246                          struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_resolution_factor;
 247
 248         l_codec->m_codec_data.m_decompression.opj_set_decoded_components =
 249             (OPJ_BOOL(*)(void * p_codec,
 250                          OPJ_UINT32 numcomps,
 251                          const OPJ_UINT32 * comps_indices,
 252                          struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_components;
 253
 254         l_codec->opj_set_threads =
 255             (OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_j2k_set_threads;
 256
 257         l_codec->m_codec = opj_j2k_create_decompress();
 258
 259         if (! l_codec->m_codec) {
 260             opj_free(l_codec);
 261             return NULL;
 262         }
 263
 264         break;
 265
 266     case OPJ_CODEC_JP2:
 267         /* get a JP2 decoder handle */
 268         l_codec->opj_dump_codec = (void (*)(void*, OPJ_INT32, FILE*)) jp2_dump;
 269
 270         l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*)(
 271                                            void*)) jp2_get_cstr_info;
 272
 273         l_codec->opj_get_codec_index = (opj_codestream_index_t* (*)(
 274                                             void*)) jp2_get_cstr_index;
 275
 276         l_codec->m_codec_data.m_decompression.opj_decode =
 277             (OPJ_BOOL(*)(void *,
 278                          struct opj_stream_private *,
 279                          opj_image_t*,
 280                          struct opj_event_mgr *)) opj_jp2_decode;
 281
 282         l_codec->m_codec_data.m_decompression.opj_end_decompress =
 283             (OPJ_BOOL(*)(void *,
 284                          struct opj_stream_private *,
 285                          struct opj_event_mgr *)) opj_jp2_end_decompress;
 286
 287         l_codec->m_codec_data.m_decompression.opj_read_header =
 288             (OPJ_BOOL(*)(struct opj_stream_private *,
 289                          void *,
 290                          opj_image_t **,
 291                          struct opj_event_mgr *)) opj_jp2_read_header;
 292
 293         l_codec->m_codec_data.m_decompression.opj_read_tile_header =
 294             (OPJ_BOOL(*)(void *,
 295                          OPJ_UINT32*,
 296                          OPJ_UINT32*,
 297                          OPJ_INT32*,
 298                          OPJ_INT32*,
 299                          OPJ_INT32 *,
 300                          OPJ_INT32 *,
 301                          OPJ_UINT32 *,
 302                          OPJ_BOOL *,
 303                          struct opj_stream_private *,
 304                          struct opj_event_mgr *)) opj_jp2_read_tile_header;
 305
 306         l_codec->m_codec_data.m_decompression.opj_decode_tile_data =
 307             (OPJ_BOOL(*)(void *,
 308                          OPJ_UINT32, OPJ_BYTE*, OPJ_UINT32,
 309                          struct opj_stream_private *,
 310                          struct opj_event_mgr *)) opj_jp2_decode_tile;
 311
 312         l_codec->m_codec_data.m_decompression.opj_destroy = (void (*)(
 313                     void *))opj_jp2_destroy;
 314
 315         l_codec->m_codec_data.m_decompression.opj_setup_decoder =
 316             (void (*)(void *, opj_dparameters_t *)) opj_jp2_setup_decoder;
 317
 318         l_codec->m_codec_data.m_decompression.opj_set_decode_area =
 319             (OPJ_BOOL(*)(void *,
 320                          opj_image_t*,
 321                          OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32,
 322                          struct opj_event_mgr *)) opj_jp2_set_decode_area;
 323
 324         l_codec->m_codec_data.m_decompression.opj_get_decoded_tile =
 325             (OPJ_BOOL(*)(void *p_codec,
 326                          opj_stream_private_t *p_cio,
 327                          opj_image_t *p_image,
 328                          struct opj_event_mgr * p_manager,
 329                          OPJ_UINT32 tile_index)) opj_jp2_get_tile;
 330
 331         l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor =
 332             (OPJ_BOOL(*)(void * p_codec,
 333                          OPJ_UINT32 res_factor,
 334                          opj_event_mgr_t * p_manager)) opj_jp2_set_decoded_resolution_factor;
 335
 336         l_codec->m_codec_data.m_decompression.opj_set_decoded_components =
 337             (OPJ_BOOL(*)(void * p_codec,
 338                          OPJ_UINT32 numcomps,
 339                          const OPJ_UINT32 * comps_indices,
 340                          struct opj_event_mgr * p_manager)) opj_jp2_set_decoded_components;
 341
 342         l_codec->opj_set_threads =
 343             (OPJ_BOOL(*)(void * p_codec, OPJ_UINT32 num_threads)) opj_jp2_set_threads;
 344
 345         l_codec->m_codec = opj_jp2_create(OPJ_TRUE);
 346
 347         if (! l_codec->m_codec) {
 348             opj_free(l_codec);
 349             return 00;
 350         }
 351
 352         break;
 353     case OPJ_CODEC_UNKNOWN:
 354     case OPJ_CODEC_JPT:
 355     default:
 356         opj_free(l_codec);
 357         return 00;
 358     }
 359
 360     opj_set_default_event_handler(&(l_codec->m_event_mgr));
 361     return (opj_codec_t*) l_codec;
 362 }
 363
 364 void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t
 365         *parameters)
 366 {
 367     if (parameters) {
 368         memset(parameters, 0, sizeof(opj_dparameters_t));
 369         /* default decoding parameters */
 370         parameters->cp_layer = 0;
 371         parameters->cp_reduce = 0;
 372
 373         parameters->decod_format = -1;
 374         parameters->cod_format = -1;
 375         parameters->flags = 0;
 376         /* UniPG>> */
 377 #ifdef USE_JPWL
 378         parameters->jpwl_correct = OPJ_FALSE;
 379         parameters->jpwl_exp_comps = JPWL_EXPECTED_COMPONENTS;
 380         parameters->jpwl_max_tiles = JPWL_MAXIMUM_TILES;
 381 #endif /* USE_JPWL */
 382         /* <<UniPG */
 383     }
 384 }
 385
 386
 387 OPJ_BOOL OPJ_CALLCONV opj_codec_set_threads(opj_codec_t *p_codec,
 388         int num_threads)
 389 {
 390     if (p_codec && (num_threads >= 0)) {
 391         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 392
 393         return l_codec->opj_set_threads(l_codec->m_codec, (OPJ_UINT32)num_threads);
 394     }
 395     return OPJ_FALSE;
 396 }
 397
 398 OPJ_BOOL OPJ_CALLCONV opj_setup_decoder(opj_codec_t *p_codec,
 399                                         opj_dparameters_t *parameters
 400                                        )
 401 {
 402     if (p_codec && parameters) {
 403         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 404
 405         if (! l_codec->is_decompressor) {
 406             opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
 407                           "Codec provided to the opj_setup_decoder function is not a decompressor handler.\n");
 408             return OPJ_FALSE;
 409         }
 410
 411         l_codec->m_codec_data.m_decompression.opj_setup_decoder(l_codec->m_codec,
 412                 parameters);
 413         return OPJ_TRUE;
 414     }
 415     return OPJ_FALSE;
 416 }
 417
 418 OPJ_BOOL OPJ_CALLCONV opj_read_header(opj_stream_t *p_stream,
 419                                       opj_codec_t *p_codec,
 420                                       opj_image_t **p_image)
 421 {
 422     if (p_codec && p_stream) {
 423         opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
 424         opj_stream_private_t* l_stream = (opj_stream_private_t*) p_stream;
 425
 426         if (! l_codec->is_decompressor) {
 427             opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
 428                           "Codec provided to the opj_read_header function is not a decompressor handler.\n");
 429             return OPJ_FALSE;
 430         }
 431
 432         return l_codec->m_codec_data.m_decompression.opj_read_header(l_stream,
 433                 l_codec->m_codec,
 434                 p_image,
 435                 &(l_codec->m_event_mgr));
 436     }
 437
 438     return OPJ_FALSE;
 439 }
 440
 441
 442 OPJ_BOOL OPJ_CALLCONV opj_set_decoded_components(opj_codec_t *p_codec,
 443         OPJ_UINT32 numcomps,
 444         const OPJ_UINT32* comps_indices,
 445         OPJ_BOOL apply_color_transforms)
 446 {
 447     if (p_codec) {
 448         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 449
 450         if (! l_codec->is_decompressor) {
 451             opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
 452                           "Codec provided to the opj_set_decoded_components function is not a decompressor handler.\n");
 453             return OPJ_FALSE;
 454         }
 455
 456         if (apply_color_transforms) {
 457             opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR,
 458                           "apply_color_transforms = OPJ_TRUE is not supported.\n");
 459             return OPJ_FALSE;
 460         }
 461
 462         return  l_codec->m_codec_data.m_decompression.opj_set_decoded_components(
 463                     l_codec->m_codec,
 464                     numcomps,
 465                     comps_indices,
 466                     &(l_codec->m_event_mgr));
 467     }
 468     return OPJ_FALSE;
 469 }
 470
 471 OPJ_BOOL OPJ_CALLCONV opj_decode(opj_codec_t *p_codec,
 472                                  opj_stream_t *p_stream,
 473                                  opj_image_t* p_image)
 474 {
 475     if (p_codec && p_stream) {
 476         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 477         opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
 478
 479         if (! l_codec->is_decompressor) {
 480             return OPJ_FALSE;
 481         }
 482
 483         return l_codec->m_codec_data.m_decompression.opj_decode(l_codec->m_codec,
 484                 l_stream,
 485                 p_image,
 486                 &(l_codec->m_event_mgr));
 487     }
 488
 489     return OPJ_FALSE;
 490 }
 491
 492 OPJ_BOOL OPJ_CALLCONV opj_set_decode_area(opj_codec_t *p_codec,
 493         opj_image_t* p_image,
 494         OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
 495         OPJ_INT32 p_end_x, OPJ_INT32 p_end_y
 496                                          )
 497 {
 498     if (p_codec) {
 499         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 500
 501         if (! l_codec->is_decompressor) {
 502             return OPJ_FALSE;
 503         }
 504
 505         return  l_codec->m_codec_data.m_decompression.opj_set_decode_area(
 506                     l_codec->m_codec,
 507                     p_image,
 508                     p_start_x, p_start_y,
 509                     p_end_x, p_end_y,
 510                     &(l_codec->m_event_mgr));
 511     }
 512     return OPJ_FALSE;
 513 }
 514
 515 OPJ_BOOL OPJ_CALLCONV opj_read_tile_header(opj_codec_t *p_codec,
 516         opj_stream_t * p_stream,
 517         OPJ_UINT32 * p_tile_index,
 518         OPJ_UINT32 * p_data_size,
 519         OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0,
 520         OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1,
 521         OPJ_UINT32 * p_nb_comps,
 522         OPJ_BOOL * p_should_go_on)
 523 {
 524     if (p_codec && p_stream && p_data_size && p_tile_index) {
 525         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 526         opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
 527
 528         if (! l_codec->is_decompressor) {
 529             return OPJ_FALSE;
 530         }
 531
 532         return l_codec->m_codec_data.m_decompression.opj_read_tile_header(
 533                    l_codec->m_codec,
 534                    p_tile_index,
 535                    p_data_size,
 536                    p_tile_x0, p_tile_y0,
 537                    p_tile_x1, p_tile_y1,
 538                    p_nb_comps,
 539                    p_should_go_on,
 540                    l_stream,
 541                    &(l_codec->m_event_mgr));
 542     }
 543     return OPJ_FALSE;
 544 }
 545
 546 OPJ_BOOL OPJ_CALLCONV opj_decode_tile_data(opj_codec_t *p_codec,
 547         OPJ_UINT32 p_tile_index,
 548         OPJ_BYTE * p_data,
 549         OPJ_UINT32 p_data_size,
 550         opj_stream_t *p_stream
 551                                           )
 552 {
 553     if (p_codec && p_data && p_stream) {
 554         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 555         opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
 556
 557         if (! l_codec->is_decompressor) {
 558             return OPJ_FALSE;
 559         }
 560
 561         return l_codec->m_codec_data.m_decompression.opj_decode_tile_data(
 562                    l_codec->m_codec,
 563                    p_tile_index,
 564                    p_data,
 565                    p_data_size,
 566                    l_stream,
 567                    &(l_codec->m_event_mgr));
 568     }
 569     return OPJ_FALSE;
 570 }
 571
 572 OPJ_BOOL OPJ_CALLCONV opj_get_decoded_tile(opj_codec_t *p_codec,
 573         opj_stream_t *p_stream,
 574         opj_image_t *p_image,
 575         OPJ_UINT32 tile_index)
 576 {
 577     if (p_codec && p_stream) {
 578         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 579         opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
 580
 581         if (! l_codec->is_decompressor) {
 582             return OPJ_FALSE;
 583         }
 584
 585         return l_codec->m_codec_data.m_decompression.opj_get_decoded_tile(
 586                    l_codec->m_codec,
 587                    l_stream,
 588                    p_image,
 589                    &(l_codec->m_event_mgr),
 590                    tile_index);
 591     }
 592
 593     return OPJ_FALSE;
 594 }
 595
 596 OPJ_BOOL OPJ_CALLCONV opj_set_decoded_resolution_factor(opj_codec_t *p_codec,
 597         OPJ_UINT32 res_factor)
 598 {
 599     opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 600
 601     if (!l_codec) {
 602         return OPJ_FALSE;
 603     }
 604
 605     return l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor(
 606                l_codec->m_codec,
 607                res_factor,
 608                &(l_codec->m_event_mgr));
 609 }
 610
 611 /* ---------------------------------------------------------------------- */
 612 /* COMPRESSION FUNCTIONS*/
 613
 614 opj_codec_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT p_format)
 615 {
 616     opj_codec_private_t *l_codec = 00;
 617
 618     l_codec = (opj_codec_private_t*)opj_calloc(1, sizeof(opj_codec_private_t));
 619     if (!l_codec) {
 620         return 00;
 621     }
 622
 623     l_codec->is_decompressor = 0;
 624
 625     switch (p_format) {
 626     case OPJ_CODEC_J2K:
 627         l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL(*)(void *,
 628                 struct opj_stream_private *,
 629                 struct opj_event_mgr *)) opj_j2k_encode;
 630
 631         l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL(*)(void *,
 632                 struct opj_stream_private *,
 633                 struct opj_event_mgr *)) opj_j2k_end_compress;
 634
 635         l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL(*)(void *,
 636                 struct opj_stream_private *,
 637                 struct opj_image *,
 638                 struct opj_event_mgr *)) opj_j2k_start_compress;
 639
 640         l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL(*)(void *,
 641                 OPJ_UINT32,
 642                 OPJ_BYTE*,
 643                 OPJ_UINT32,
 644                 struct opj_stream_private *,
 645                 struct opj_event_mgr *)) opj_j2k_write_tile;
 646
 647         l_codec->m_codec_data.m_compression.opj_destroy = (void (*)(
 648                     void *)) opj_j2k_destroy;
 649
 650         l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL(*)(void *,
 651                 opj_cparameters_t *,
 652                 struct opj_image *,
 653                 struct opj_event_mgr *)) opj_j2k_setup_encoder;
 654
 655         l_codec->m_codec_data.m_compression.opj_encoder_set_extra_options = (OPJ_BOOL(
 656                     *)(void *,
 657                        const char* const*,
 658                        struct opj_event_mgr *)) opj_j2k_encoder_set_extra_options;
 659
 660         l_codec->m_codec = opj_j2k_create_compress();
 661         if (! l_codec->m_codec) {
 662             opj_free(l_codec);
 663             return 00;
 664         }
 665
 666         break;
 667
 668     case OPJ_CODEC_JP2:
 669         /* get a JP2 decoder handle */
 670         l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL(*)(void *,
 671                 struct opj_stream_private *,
 672                 struct opj_event_mgr *)) opj_jp2_encode;
 673
 674         l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL(*)(void *,
 675                 struct opj_stream_private *,
 676                 struct opj_event_mgr *)) opj_jp2_end_compress;
 677
 678         l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL(*)(void *,
 679                 struct opj_stream_private *,
 680                 struct opj_image *,
 681                 struct opj_event_mgr *))  opj_jp2_start_compress;
 682
 683         l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL(*)(void *,
 684                 OPJ_UINT32,
 685                 OPJ_BYTE*,
 686                 OPJ_UINT32,
 687                 struct opj_stream_private *,
 688                 struct opj_event_mgr *)) opj_jp2_write_tile;
 689
 690         l_codec->m_codec_data.m_compression.opj_destroy = (void (*)(
 691                     void *)) opj_jp2_destroy;
 692
 693         l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL(*)(void *,
 694                 opj_cparameters_t *,
 695                 struct opj_image *,
 696                 struct opj_event_mgr *)) opj_jp2_setup_encoder;
 697
 698         l_codec->m_codec_data.m_compression.opj_encoder_set_extra_options = (OPJ_BOOL(
 699                     *)(void *,
 700                        const char* const*,
 701                        struct opj_event_mgr *)) opj_jp2_encoder_set_extra_options;
 702
 703         l_codec->m_codec = opj_jp2_create(OPJ_FALSE);
 704         if (! l_codec->m_codec) {
 705             opj_free(l_codec);
 706             return 00;
 707         }
 708
 709         break;
 710
 711     case OPJ_CODEC_UNKNOWN:
 712     case OPJ_CODEC_JPT:
 713     default:
 714         opj_free(l_codec);
 715         return 00;
 716     }
 717
 718     opj_set_default_event_handler(&(l_codec->m_event_mgr));
 719     return (opj_codec_t*) l_codec;
 720 }
 721
 722 void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t
 723         *parameters)
 724 {
 725     if (parameters) {
 726         memset(parameters, 0, sizeof(opj_cparameters_t));
 727         /* default coding parameters */
 728         parameters->cp_cinema = OPJ_OFF; /* DEPRECATED */
 729         parameters->rsiz = OPJ_PROFILE_NONE;
 730         parameters->max_comp_size = 0;
 731         parameters->numresolution = OPJ_COMP_PARAM_DEFAULT_NUMRESOLUTION;
 732         parameters->cp_rsiz = OPJ_STD_RSIZ; /* DEPRECATED */
 733         parameters->cblockw_init = OPJ_COMP_PARAM_DEFAULT_CBLOCKW;
 734         parameters->cblockh_init = OPJ_COMP_PARAM_DEFAULT_CBLOCKH;
 735         parameters->prog_order = OPJ_COMP_PARAM_DEFAULT_PROG_ORDER;
 736         parameters->roi_compno = -1;        /* no ROI */
 737         parameters->subsampling_dx = 1;
 738         parameters->subsampling_dy = 1;
 739         parameters->tp_on = 0;
 740         parameters->decod_format = -1;
 741         parameters->cod_format = -1;
 742         parameters->tcp_rates[0] = 0;
 743         parameters->tcp_numlayers = 0;
 744         parameters->cp_disto_alloc = 0;
 745         parameters->cp_fixed_alloc = 0;
 746         parameters->cp_fixed_quality = 0;
 747         parameters->jpip_on = OPJ_FALSE;
 748         /* UniPG>> */
 749 #ifdef USE_JPWL
 750         parameters->jpwl_epc_on = OPJ_FALSE;
 751         parameters->jpwl_hprot_MH = -1; /* -1 means unassigned */
 752         {
 753             int i;
 754             for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
 755                 parameters->jpwl_hprot_TPH_tileno[i] = -1; /* unassigned */
 756                 parameters->jpwl_hprot_TPH[i] = 0; /* absent */
 757             }
 758         };
 759         {
 760             int i;
 761             for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
 762                 parameters->jpwl_pprot_tileno[i] = -1; /* unassigned */
 763                 parameters->jpwl_pprot_packno[i] = -1; /* unassigned */
 764                 parameters->jpwl_pprot[i] = 0; /* absent */
 765             }
 766         };
 767         parameters->jpwl_sens_size = 0; /* 0 means no ESD */
 768         parameters->jpwl_sens_addr = 0; /* 0 means auto */
 769         parameters->jpwl_sens_range = 0; /* 0 means packet */
 770         parameters->jpwl_sens_MH = -1; /* -1 means unassigned */
 771         {
 772             int i;
 773             for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
 774                 parameters->jpwl_sens_TPH_tileno[i] = -1; /* unassigned */
 775                 parameters->jpwl_sens_TPH[i] = -1; /* absent */
 776             }
 777         };
 778 #endif /* USE_JPWL */
 779         /* <<UniPG */
 780     }
 781 }
 782
 783 OPJ_BOOL OPJ_CALLCONV opj_setup_encoder(opj_codec_t *p_codec,
 784                                         opj_cparameters_t *parameters,
 785                                         opj_image_t *p_image)
 786 {
 787     if (p_codec && parameters && p_image) {
 788         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 789
 790         if (! l_codec->is_decompressor) {
 791             return l_codec->m_codec_data.m_compression.opj_setup_encoder(l_codec->m_codec,
 792                     parameters,
 793                     p_image,
 794                     &(l_codec->m_event_mgr));
 795         }
 796     }
 797
 798     return OPJ_FALSE;
 799 }
 800
 801 /* ----------------------------------------------------------------------- */
 802
 803 OPJ_BOOL OPJ_CALLCONV opj_encoder_set_extra_options(opj_codec_t *p_codec,
 804         const char* const* options)
 805 {
 806     if (p_codec) {
 807         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 808
 809         if (! l_codec->is_decompressor) {
 810             return l_codec->m_codec_data.m_compression.opj_encoder_set_extra_options(
 811                        l_codec->m_codec,
 812                        options,
 813                        &(l_codec->m_event_mgr));
 814         }
 815     }
 816
 817     return OPJ_FALSE;
 818 }
 819
 820 /* ----------------------------------------------------------------------- */
 821
 822 OPJ_BOOL OPJ_CALLCONV opj_start_compress(opj_codec_t *p_codec,
 823         opj_image_t * p_image,
 824         opj_stream_t *p_stream)
 825 {
 826     if (p_codec && p_stream) {
 827         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 828         opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
 829
 830         if (! l_codec->is_decompressor) {
 831             return l_codec->m_codec_data.m_compression.opj_start_compress(l_codec->m_codec,
 832                     l_stream,
 833                     p_image,
 834                     &(l_codec->m_event_mgr));
 835         }
 836     }
 837
 838     return OPJ_FALSE;
 839 }
 840
 841 OPJ_BOOL OPJ_CALLCONV opj_encode(opj_codec_t *p_info, opj_stream_t *p_stream)
 842 {
 843     if (p_info && p_stream) {
 844         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_info;
 845         opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
 846
 847         if (! l_codec->is_decompressor) {
 848             return l_codec->m_codec_data.m_compression.opj_encode(l_codec->m_codec,
 849                     l_stream,
 850                     &(l_codec->m_event_mgr));
 851         }
 852     }
 853
 854     return OPJ_FALSE;
 855
 856 }
 857
 858 OPJ_BOOL OPJ_CALLCONV opj_end_compress(opj_codec_t *p_codec,
 859                                        opj_stream_t *p_stream)
 860 {
 861     if (p_codec && p_stream) {
 862         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 863         opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
 864
 865         if (! l_codec->is_decompressor) {
 866             return l_codec->m_codec_data.m_compression.opj_end_compress(l_codec->m_codec,
 867                     l_stream,
 868                     &(l_codec->m_event_mgr));
 869         }
 870     }
 871     return OPJ_FALSE;
 872
 873 }
 874
 875 OPJ_BOOL OPJ_CALLCONV opj_end_decompress(opj_codec_t *p_codec,
 876         opj_stream_t *p_stream)
 877 {
 878     if (p_codec && p_stream) {
 879         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 880         opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
 881
 882         if (! l_codec->is_decompressor) {
 883             return OPJ_FALSE;
 884         }
 885
 886         return l_codec->m_codec_data.m_decompression.opj_end_decompress(
 887                    l_codec->m_codec,
 888                    l_stream,
 889                    &(l_codec->m_event_mgr));
 890     }
 891
 892     return OPJ_FALSE;
 893 }
 894
 895 OPJ_BOOL OPJ_CALLCONV opj_set_MCT(opj_cparameters_t *parameters,
 896                                   OPJ_FLOAT32 * pEncodingMatrix,
 897                                   OPJ_INT32 * p_dc_shift, OPJ_UINT32 pNbComp)
 898 {
 899     OPJ_UINT32 l_matrix_size = pNbComp * pNbComp * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
 900     OPJ_UINT32 l_dc_shift_size = pNbComp * (OPJ_UINT32)sizeof(OPJ_INT32);
 901     OPJ_UINT32 l_mct_total_size = l_matrix_size + l_dc_shift_size;
 902
 903     /* add MCT capability */
 904     if (OPJ_IS_PART2(parameters->rsiz)) {
 905         parameters->rsiz |= OPJ_EXTENSION_MCT;
 906     } else {
 907         parameters->rsiz = ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT));
 908     }
 909     parameters->irreversible = 1;
 910
 911     /* use array based MCT */
 912     parameters->tcp_mct = 2;
 913     parameters->mct_data = opj_malloc(l_mct_total_size);
 914     if (! parameters->mct_data) {
 915         return OPJ_FALSE;
 916     }
 917
 918     memcpy(parameters->mct_data, pEncodingMatrix, l_matrix_size);
 919     memcpy(((OPJ_BYTE *) parameters->mct_data) +  l_matrix_size, p_dc_shift,
 920            l_dc_shift_size);
 921
 922     return OPJ_TRUE;
 923 }
 924
 925 OPJ_BOOL OPJ_CALLCONV opj_write_tile(opj_codec_t *p_codec,
 926                                      OPJ_UINT32 p_tile_index,
 927                                      OPJ_BYTE * p_data,
 928                                      OPJ_UINT32 p_data_size,
 929                                      opj_stream_t *p_stream)
 930 {
 931     if (p_codec && p_stream && p_data) {
 932         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 933         opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
 934
 935         if (l_codec->is_decompressor) {
 936             return OPJ_FALSE;
 937         }
 938
 939         return l_codec->m_codec_data.m_compression.opj_write_tile(l_codec->m_codec,
 940                 p_tile_index,
 941                 p_data,
 942                 p_data_size,
 943                 l_stream,
 944                 &(l_codec->m_event_mgr));
 945     }
 946
 947     return OPJ_FALSE;
 948 }
 949
 950 /* ---------------------------------------------------------------------- */
 951
 952 void OPJ_CALLCONV opj_destroy_codec(opj_codec_t *p_codec)
 953 {
 954     if (p_codec) {
 955         opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
 956
 957         if (l_codec->is_decompressor) {
 958             l_codec->m_codec_data.m_decompression.opj_destroy(l_codec->m_codec);
 959         } else {
 960             l_codec->m_codec_data.m_compression.opj_destroy(l_codec->m_codec);
 961         }
 962
 963         l_codec->m_codec = 00;
 964         opj_free(l_codec);
 965     }
 966 }
 967
 968 /* ---------------------------------------------------------------------- */
 969
 970 void OPJ_CALLCONV opj_dump_codec(opj_codec_t *p_codec,
 971                                  OPJ_INT32 info_flag,
 972                                  FILE* output_stream)
 973 {
 974     if (p_codec) {
 975         opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
 976
 977         l_codec->opj_dump_codec(l_codec->m_codec, info_flag, output_stream);
 978         return;
 979     }
 980
 981     /* TODO return error */
 982     /* fprintf(stderr, "[ERROR] Input parameter of the dump_codec function are incorrect.\n"); */
 983     return;
 984 }
 985
 986 opj_codestream_info_v2_t* OPJ_CALLCONV opj_get_cstr_info(opj_codec_t *p_codec)
 987 {
 988     if (p_codec) {
 989         opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
 990
 991         return l_codec->opj_get_codec_info(l_codec->m_codec);
 992     }
 993
 994     return NULL;
 995 }
 996
 997 void OPJ_CALLCONV opj_destroy_cstr_info(opj_codestream_info_v2_t **cstr_info)
 998 {
 999     if (cstr_info) {
1000
1001         if ((*cstr_info)->m_default_tile_info.tccp_info) {
1002             opj_free((*cstr_info)->m_default_tile_info.tccp_info);
1003         }
1004
1005         if ((*cstr_info)->tile_info) {
1006             /* FIXME not used for the moment*/
1007         }
1008
1009         opj_free((*cstr_info));
1010         (*cstr_info) = NULL;
1011     }
1012 }
1013
1014 opj_codestream_index_t * OPJ_CALLCONV opj_get_cstr_index(opj_codec_t *p_codec)
1015 {
1016     if (p_codec) {
1017         opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
1018
1019         return l_codec->opj_get_codec_index(l_codec->m_codec);
1020     }
1021
1022     return NULL;
1023 }
1024
1025 void OPJ_CALLCONV opj_destroy_cstr_index(opj_codestream_index_t **p_cstr_index)
1026 {
1027     if (*p_cstr_index) {
1028         j2k_destroy_cstr_index(*p_cstr_index);
1029         (*p_cstr_index) = NULL;
1030     }
1031 }
1032
1033 opj_stream_t* OPJ_CALLCONV opj_stream_create_default_file_stream(
1034     const char *fname, OPJ_BOOL p_is_read_stream)
1035 {
1036     return opj_stream_create_file_stream(fname, OPJ_J2K_STREAM_CHUNK_SIZE,
1037                                          p_is_read_stream);
1038 }
1039
1040 opj_stream_t* OPJ_CALLCONV opj_stream_create_file_stream(
1041     const char *fname,
1042     OPJ_SIZE_T p_size,
1043     OPJ_BOOL p_is_read_stream)
1044 {
1045     opj_stream_t* l_stream = 00;
1046     FILE *p_file;
1047     const char *mode;
1048
1049     if (! fname) {
1050         return NULL;
1051     }
1052
1053     if (p_is_read_stream) {
1054         mode = "rb";
1055     } else {
1056         mode = "wb";
1057     }
1058
1059     p_file = fopen(fname, mode);
1060
1061     if (! p_file) {
1062         return NULL;
1063     }
1064
1065     l_stream = opj_stream_create(p_size, p_is_read_stream);
1066     if (! l_stream) {
1067         fclose(p_file);
1068         return NULL;
1069     }
1070
1071     opj_stream_set_user_data(l_stream, p_file,
1072                              (opj_stream_free_user_data_fn) fclose);
1073     opj_stream_set_user_data_length(l_stream,
1074                                     opj_get_data_length_from_file(p_file));
1075     opj_stream_set_read_function(l_stream, (opj_stream_read_fn) opj_read_from_file);
1076     opj_stream_set_write_function(l_stream,
1077                                   (opj_stream_write_fn) opj_write_from_file);
1078     opj_stream_set_skip_function(l_stream, (opj_stream_skip_fn) opj_skip_from_file);
1079     opj_stream_set_seek_function(l_stream, (opj_stream_seek_fn) opj_seek_from_file);
1080
1081     return l_stream;
1082 }
1083
1084
1085 void* OPJ_CALLCONV opj_image_data_alloc(OPJ_SIZE_T size)
1086 {
1087     void* ret = opj_aligned_malloc(size);
1088     /* printf("opj_image_data_alloc %p\n", ret); */
1089     return ret;
1090 }
1091
1092 void OPJ_CALLCONV opj_image_data_free(void* ptr)
1093 {
1094     /* printf("opj_image_data_free %p\n", ptr); */
1095     opj_aligned_free(ptr);
1096 }